The darkest building on the planet is at the Olympics

The structure in Pyeongchang is painted with what its maker says is the darkest man-made substance, a material that absorbs 99 percent of light.
The Hyundai Pavilion at the Pyeongchang Winter Olympics in South Korea, designed by Asif Khan, is coated with Vantablack VBx2.
Luke Hayes

How the EPA made gas-mileage numbers accurate

Feb 24, 2015
The EPA has increasingly made mileage tests a more accurate measure of reality